THUNDERMAX 2023.5-UP TOURING® CENTER COOLED MODELS VVT OR NON-VVT) DYNA - SWINGARMS more responsive ride every time

more responsive ride every time you hit the road

Caliper brackets designed for 108 mm spread caliper

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THUNDERMAX 2023.5-UP TOURING® CENTER COOLED MODELS VVT OR NON-VVT) DYNA - SWINGARMS more responsive ride every timeThunderMax ECM with Auto Tune module mounts conveniently in place of the factory ECM and plugs in to the existing harness Utilizes wide band oxygen sensors and works as a closed loop control system to continuously self adjust and properly tune the motorcycles air fuel ratio for all riding conditions Easy installation: replace the factory ECM, install new oxygen sensors and harness, load the correct map for your bike, and ride Includes ThunderMax ECM